D是我们团队的服务端应用，其代码库历史悠久，最早可以追溯到淘宝APP无线端迁移，应用中许多代码已无线上流量，但代码并未随业务的下线被清理。越来越多的代码“沉淀”下来，既增加了团队新人学习门槛，也增加日常开发维护成本。但实际做代码下线并非容易，仅凭业务逻辑决策代码清理费时费力，还容易误删在使用的业务代码， ...

The iconic song became a staple at the stroke of midnight with a little help from 18th century poet Robert Burns and the Scottish diaspora. It wouldn't be New Year's Eve without "Auld Lang Syne"—and ...